单选题 Like many other aspects of the computer age, Yahoo began as an idea, (1) into a hobby and lately has (2) into a full-time passion. The two developers of Yahoo, David Filo and Jerry Yang, Ph.D. candidates (3) Electrical Engineering at Stanford University, started their guide in April 1994 as a way to keep (4) of their personal interest on the Internet. Before long they (5) that their homebrewed lists were becoming too long and (6) Gradually they began to spend more and more time on Yahoo.
During 1994, they (7) yahoo into a customized database designed to (8) the needs of the thousands of users (9) began to use the service through the closely (10) Internet community. They developed customized software to help them efficiently locate, identify and edit material stored on the Internet.

单选题 A. became B. grew C. turn D. intend
【正确答案】 B
【答案解析】[解析] grow into something的意思是“发展成”，符合题意。其他三项became some-thing(成为)，turn into something[转变成(此处时态不对)]，intend something(想要，意指)都与题意不符。
单选题 A. made B. saw C. looked D. turned
【正确答案】 D
【答案解析】[解析] 四个选项中，turn into的意思是“变成”，make into的意思是“变成”，see into的意思是“调查，领会，了解”，look into的意思是“朝……里面看，调查，浏览”。根据题意应选D项。
单选题 A. in B. on C. about D. for
【正确答案】 A
【答案解析】[解析] 此处考查的是固定搭配in(the department of)Electrical Engineering，意思是“电气工程系的”。因此A项正确。
单选题 A. touch B. contact C. track D. record
【正确答案】 C
【答案解析】[解析] 四个选项中，keep track of的意思是“记录”，keep in touch/contact with的意思是“保持联系”，keep a record of的意思是“记录”。根据题意应选C项。
单选题 A. founded B. found C. argued D. reported
【正确答案】 B
【答案解析】[解析] 此处应用find的过去式found，意思是“发现”。found本身还有“建立、创立”的意思，其过去式是founded。argue的意思是“争论”，report的意思是“报道”。根据题意应选B项。
单选题 A. unwieldy B. tough C. tamable D. invaluable
【正确答案】 A
【答案解析】[解析] 四个选项中，unwieldy的意思是“(因体积庞大或笨重而)不灵便的，难操作的”，tough的意思是“粗糙的”，tamable的意思是“可驯服的”，invaluable的意思是“无价的”。根据题意应选A项。
单选题 A. exchanged B. shank C. sold D. converted
【正确答案】 D
【答案解析】[解析] 四个选项中，convert A into B的意思是“把A转变成B”，exchange A for B的意思是“把A换成B”，shank的意思是“(花等)从病梗上枯萎脱落”，sell something for some money的意思是“把……卖钱”。根据题意应选D项。
单选题 A. explain B. serve C. discover D. evaluate
【正确答案】 B
【答案解析】[解析] 短语serve the needs(满足需要)符合题意。其他三项explain为“解释”，discover为“发现”，evaluate为“评价”，都不正确。
单选题 A. which B. that C. actually D. eagerly
【正确答案】 B
【答案解析】[解析] 此处是一个定语从句。当定语从句中先行词是人时，引导词只能用that或who/whom；先行词为事物时，引导词可用that或which。因此应选B项。其他两项actu-ally为“实际上”，eagerly为“热心地”，都不正确。
单选题 A. relative B. interactive C. bound D. contacted
【正确答案】 C
【答案解析】[解析] 此处意为“联系紧密、关系密切的互联网社区”，据此应选C项，即closely bound Internet community。relative的意思是“有关系的，相关的”，一般前面不加其他修饰词；interactive的意思是“交互式的”；contact的意思是“与……接触，建立联系”，contacted一般不作定语。